Table 3 Intercepts and coefficients of variables in the final approximating equations

N

Women

491

SCR < 0.55 mg/dl

= [4.8623 + (−0.1377 x age) + (0.0290 x HbA1c) + (0.0607 x FPG) + (− 0.0360 x SCR)]

481

0.55 ≤ SCR < 0.62 mg/dl

= [4.8435 + (− 0.1178 x age) + (0.0268 x HbA1c) + (0.0480 x FPG) + (− 0.0039 x SCR)]

492

SCR 0.62 ≤ SCR < 0.72 mg/dl

= [4.7982 + (− 0.1104 x age) + (0.0306 x HbA1c) + (0.0417 x FPG) + (− 0.1263x SCR)]

484

SCR ≥0.72 mg/dl

= [4.7916 + (− 0.0928 x age) + (− 0.0014 x HbA1c) + (0.0671 x FPG) + (− 0.2460 x SCR)]

N

Men

194

SCR < 0.70 mg/dl

= [4.9756 + (−0.0752 x age) + (0.0357 x HbA1c) + (0.0259 x FPG) + (− 0.1160 x SCR)]

248

0.70 ≤ SCR < 0.79 mg/dl

= [4.9666 + (− 0.1075 x age) + (0.0110 x HbA1c) + (0.0634 x FPG) + (− 0.2750 x SCR)]

224

0.79 ≤ SCR < 0.90 mg/dl

= [4.976 + (− 0.1406 x age) + (− 0.0385 x HbA1c) + (0.0074 x FPG) + (− 0.1463 x SCR)]

214

SCR ≥ -0.90 mg/dl

= [5.0159 + (− 0.1235 x age) + (00.328 x HbA1c) + (− 0.0236 x FPG) + (− 0.1771 x SCR)]